Bachmann Lisa M

Director at Dorman Products, Inc. · on record since May 19, 2026
Director at GMS Inc. · on record since Jan 30, 2020
SVP of IT/Merchandise Planning at FORMER BL STORES INC · on record since Aug 31, 2005

Insider trading activity of Bachmann Lisa M

Transactions on record: 225; since Jan 9, 2006

Open-market buys: 0

Open-market sells: 73; $27.2M

Companies traded: 3; last filing Jun 3, 2026

Figures computed from official regulatory filings — .

Companies where Bachmann Lisa M has traded

Dorman Products, Inc.13 tx · $188K · Jun 3, 2026
GMS Inc.21 tx · $1.4M · Sep 8, 2025
FORMER BL STORES INC191 tx · $43.5M · Jul 24, 2020

Track record of Bachmann Lisa M

Insufficient history for a statistical track record (fewer than 5 open-market buys).

Transaction history of Bachmann Lisa M

Co-insiders of Bachmann Lisa M

GAVIN JOHN JDorman Products, Inc. +1
Adams Richard AlanGMS Inc.
AEA GMS Holdings GP LLCGMS Inc.
AEA GMS Holdings LPGMS Inc.
AEA INVESTORS FUND V-A LPGMS Inc.
AEA INVESTORS FUND V-B LPGMS Inc.
AEA INVESTORS FUND V LPGMS Inc.
AEA INVESTORS LPGMS Inc.
AEA Investors Participant Fund V LPGMS Inc.
AEA Investors Partners V LPGMS Inc.
AEA Investors PF V LLCGMS Inc.
AEA Investors QP Participant Fund V LPGMS Inc.
AEA Management (Cayman) LtdGMS Inc.
Ancora Advisors, LLCFORMER BL STORES INC
Ancora Catalyst Institutional, LPFORMER BL STORES INC
Ancora Catalyst, LPFORMER BL STORES INC
Ancora Catalyst SPV I LPFORMER BL STORES INC
Ancora Catalyst SPV I SPC Ltd. - Segregated Portfolio CFORMER BL STORES INC

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Dorman Products, Inc.Listing on record	Jun 3, 2026	Award	1,344	122.71 USD	$164.9K		SEC
Dorman Products, Inc.Listing on record	May 19, 2026	Other	-33	116.16 USD	$3.8K		SEC
GMS Inc.Listing unverified	Sep 8, 2025	Other	-12,903	110.00 USD	$1.4M	Unusual size	SEC
GMS Inc.Listing unverified	Sep 8, 2025	OtherD (derivative)	-1,141	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
GMS Inc.Listing unverified	Aug 5, 2025	ExerciseD (derivative)	-1,350	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
GMS Inc.Listing unverified	Aug 5, 2025	Exercise	1,350	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
GMS Inc.Listing unverified	Aug 5, 2025	AwardD (derivative)	1,141	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Dorman Products, Inc.Listing on record	Jun 4, 2025	Award	1,070	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Dorman Products, Inc.Listing on record	May 20, 2025	Other	-46	132.03 USD	$6.1K		SEC
GMS Inc.Listing unverified	Aug 2, 2024	AwardD (derivative)	1,350	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
GMS Inc.Listing unverified	Aug 2, 2024	ExerciseD (derivative)	-1,672	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
GMS Inc.Listing unverified	Aug 2, 2024	Exercise	1,672	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Dorman Products, Inc.Listing on record	Jun 4, 2024	Award	1,471	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Dorman Products, Inc.Listing on record	May 21, 2024	Other	-47	91.33 USD	$4.3K		SEC
GMS Inc.Listing unverified	Aug 3, 2023	Exercise	2,322	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
GMS Inc.Listing unverified	Aug 3, 2023	ExerciseD (derivative)	-2,322	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
GMS Inc.Listing unverified	Aug 3, 2023	AwardD (derivative)	1,672	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Dorman Products, Inc.Listing on record	Jun 2, 2023	Award	1,510	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Dorman Products, Inc.Listing on record	May 22, 2023	Other	-38	86.54 USD	$3.3K		SEC
GMS Inc.Listing unverified	Aug 3, 2022	ExerciseD (derivative)	-2,137	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
GMS Inc.Listing unverified	Aug 3, 2022	Exercise	2,137	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
GMS Inc.Listing unverified	Aug 3, 2022	AwardD (derivative)	2,322	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Dorman Products, Inc.Listing on record	Jun 2, 2022	Award	1,223	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Dorman Products, Inc.Listing on record	May 27, 2022	Other	-33	98.06 USD	$3.2K		SEC
GMS Inc.Listing unverified	Aug 3, 2021	ExerciseD (derivative)	-4,481	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
Dorman Products, Inc.Listing on record	Jun 3, 2026	Award	1,344	122.71 USD	$164.9K		SEC
Dorman Products, Inc.Listing on record	May 19, 2026	Other	-33	116.16 USD	$3.8K		SEC
GMS Inc.Listing unverified	Sep 8, 2025	Other	-12,903	110.00 USD	$1.4M	Unusual size	SEC
GMS Inc.Listing unverified	Sep 8, 2025	OtherD (derivative)	-1,141	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
GMS Inc.Listing unverified	Aug 5, 2025	ExerciseD (derivative)	-1,350	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
GMS Inc.Listing unverified	Aug 5, 2025	Exercise	1,350	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
GMS Inc.Listing unverified	Aug 5, 2025	AwardD (derivative)	1,141	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Dorman Products, Inc.Listing on record	Jun 4, 2025	Award	1,070	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Dorman Products, Inc.Listing on record	May 20, 2025	Other	-46	132.03 USD	$6.1K		SEC
GMS Inc.Listing unverified	Aug 2, 2024	AwardD (derivative)	1,350	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
GMS Inc.Listing unverified	Aug 2, 2024	ExerciseD (derivative)	-1,672	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
GMS Inc.Listing unverified	Aug 2, 2024	Exercise	1,672	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Dorman Products, Inc.Listing on record	Jun 4, 2024	Award	1,471	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Dorman Products, Inc.Listing on record	May 21, 2024	Other	-47	91.33 USD	$4.3K		SEC
GMS Inc.Listing unverified	Aug 3, 2023	Exercise	2,322	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
GMS Inc.Listing unverified	Aug 3, 2023	ExerciseD (derivative)	-2,322	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
GMS Inc.Listing unverified	Aug 3, 2023	AwardD (derivative)	1,672	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Dorman Products, Inc.Listing on record	Jun 2, 2023	Award	1,510	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Dorman Products, Inc.Listing on record	May 22, 2023	Other	-38	86.54 USD	$3.3K		SEC
GMS Inc.Listing unverified	Aug 3, 2022	ExerciseD (derivative)	-2,137	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
GMS Inc.Listing unverified	Aug 3, 2022	Exercise	2,137	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
GMS Inc.Listing unverified	Aug 3, 2022	AwardD (derivative)	2,322	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Dorman Products, Inc.Listing on record	Jun 2, 2022	Award	1,223	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
Dorman Products, Inc.Listing on record	May 27, 2022	Other	-33	98.06 USD	$3.2K		SEC
GMS Inc.Listing unverified	Aug 3, 2021	ExerciseD (derivative)	-4,481	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC